2. Solved Papers
  3. NEET

NEET AIPMT SOLVED PAPER 1998

  • question_answer
                    Which one of the following elements constitutes a major impurity in pig iron?                   

    A)                 Silicon                  

    B)                 Oxygen               

    C)                 Sulphur

    D)                                            Graphite

    Correct Answer: D

    Solution :

                    Graphite produces impurity in pig iron. Pig iron contains 2.5 to 5.0% of carbon.


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